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Search: id:A139612
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| A139612 |
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12nd transversal numbers (or 12-transversal numbers): (A000217(12)-12)*n + 12. |
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+0
17
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| 12, 78, 144, 210, 276, 342, 408, 474, 540, 606, 672, 738, 804, 870, 936, 1002, 1068, 1134, 1200, 1266, 1332, 1398, 1464, 1530, 1596, 1662, 1728, 1794, 1860, 1926, 1992, 2058, 2124, 2190, 2256, 2322, 2388, 2454, 2520, 2586, 2652, 2718
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OFFSET
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0,1
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COMMENT
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Numbers of the 12nd column of positive numbers in the square array of nonnegative and polygonal numbers A139600. Also, numbers of the 12nd column in the square array A057145.
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FORMULA
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a(n) = (A000217(12)-12)*n + 12 = (78-12)n + 12 = 66n + 12 = 6(11n + 2).
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CROSSREFS
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Cf. A001477, A000217, A000290, A000326, A000384, A000566, A000567, A001106, A001107, A051682, A051624, A051865, A051866, A051867, A051868, A051869, A051870, A000007, A000012, A000027, A008585, A016957, A017329, A139606, A139607, A139608, A139609, A139610, A139611, A139613, A139614, A139615, A139616, A057145, A086271, A139600, A139601, A017413.
Sequence in context: A026974 A109711 A136540 this_sequence A008504 A008494 A001288
Adjacent sequences: A139609 A139610 A139611 this_sequence A139613 A139614 A139615
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KEYWORD
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easy,nonn
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AUTHOR
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Omar E. Pol (info(AT)polprimos.com), Apr 27 2008
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