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A161255 Number of partitions of n into central polygonal numbers A000124 where every part appears at least 2 times 1
0, 1, 1, 2, 1, 3, 2, 5, 3, 6, 5, 9, 6, 12, 9, 16, 12, 20, 16, 26, 21, 33, 27, 41, 35, 50, 43, 62, 54, 75, 66, 91, 82, 108, 99, 131, 120, 154, 144, 183, 172, 214, 204, 254, 240, 294, 284, 344, 331, 398, 387, 462, 449, 531, 521, 612, 600, 702, 690, 803, 792, 915, 905, 1043 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

R. H. Hardin, Table of n, a(n) for n=1..1000

CROSSREFS

Sequence in context: A308984 A029138 A161051 * A008731 A114209 A132091

Adjacent sequences:  A161252 A161253 A161254 * A161256 A161257 A161258

KEYWORD

nonn

AUTHOR

R. H. Hardin Jun 06 2009

STATUS

approved

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Last modified October 21 14:26 EDT 2019. Contains 328301 sequences. (Running on oeis4.)