A350196 a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero pentagonal numbers in exactly n ways, or 0 if no such integer exists.

1, 35, 92, 127, 144, 214, 237, 215, 249, 250, 319, 315, 354, 355, 366, 390, 391, 432, 431, 425, 475, 448, 478, 460, 482, 483, 510, 495, 537, 531, 525, 545, 570, 560, 594, 566, 581, 582, 606, 601, 595, 618, 603, 630, 602, 625, 652, 666, 657, 641

Offset

1,2

Links

Table of n, a(n) for n=1..50.

Eric Weisstein's World of Mathematics, Pentagonal Number

Crossrefs

Cf. A000326, A097563, A218380, A274046, A350197, A350198, A350199.

Sequence in context: A020295 A020164 A146206 * A259978 A044222 A044603

Adjacent sequences: A350193 A350194 A350195 * A350197 A350198 A350199

Keyword

nonn

Author

Ilya Gutkovskiy, Dec 19 2021

Status

approved