| 1, 2, 1, 3, 4, 1, 4, 9, 8, 1, 5, 16, 27, 16, 1, 6, 25, 64, 81, 32, 1, 7, 36, 125, 256, 243, 64, 1, 8, 49, 216, 625, 1024, 729, 128, 1, 9, 64, 343, 1296, 3125, 4096, 2187, 256, 1, 10, 81, 512, 2401, 7776, 15625, 16384, 6561, 512, 1, 11, 100, 729, 4096, 16807, 46656
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Sum of anti-diagonals is A003101(n) for n>0. - Alford Arnold (Alford1940(AT)aocom), Jan 14 2007
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LINKS
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T. D. Noe, Rows n=1..50 of triangle, flattened
G. Labelle, C. Lamathe and P. Leroux, Labeled and unlabeled enumeration of k-gonal 2-trees
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EXAMPLE
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Table begins
1 1 1 1 1 ...
2 4 8 16 32 ...
3 9 27 81 243 ...
4 16 64 256 1024 ...
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CROSSREFS
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Cf. A051129, A003992, A004248.
Cf. A003101.
Sequence in context: A125103 A107616 A055208 this_sequence A137614 A143326 A053122
Adjacent sequences: A051125 A051126 A051127 this_sequence A051129 A051130 A051131
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KEYWORD
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nonn,tabl,easy,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
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More terms from James A. Sellers (sellersj(AT)math.psu.edu), Dec 11 1999
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