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A036349 Sum of prime factors is even (counted with multiplicity). +0
3
4, 8, 9, 15, 16, 18, 21, 25, 30, 32, 33, 35, 36, 39, 42, 49, 50, 51, 55, 57, 60, 64, 65, 66, 69, 70, 72, 77, 78, 81, 84, 85, 87, 91, 93, 95, 98, 100, 102, 110, 111, 114, 115, 119, 120, 121, 123, 128, 129, 130, 132, 133, 135, 138, 140, 141, 143, 144, 145, 154, 155 (list; graph; listen)
OFFSET

0,1

EXAMPLE

141 = 3 * 47 -> sum = 50 -> 50 is even.

CROSSREFS

Cf. A046363, A036350.

Sequence in context: A085711 A122785 A137055 this_sequence A078177 A135135 A023886

Adjacent sequences: A036346 A036347 A036348 this_sequence A036350 A036351 A036352

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1998.

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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