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A076169 Triangular numbers whose sum of prime factors (with repetition) is also triangular. +0
1
1, 3, 21, 36, 105, 231, 666, 2080, 2346, 4186, 5356, 5886, 6903, 7140, 7503, 7875, 9730, 10296, 16836, 20301, 21945, 26106, 28680, 29646, 33930, 43660, 46360, 51040, 52003, 55611, 57970, 59340, 79800, 81810, 85078, 91806, 95266, 98790 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A100986 A075732 A087690 this_sequence A056387 A056377 A146712

Adjacent sequences: A076166 A076167 A076168 this_sequence A076170 A076171 A076172

KEYWORD

nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Nov 01 2002

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


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