A350197 a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero hexagonal numbers in exactly n ways, or 0 if no such integer exists.

1, 66, 126, 186, 277, 305, 377, 325, 416, 371, 445, 451, 511, 496, 536, 557, 607, 575, 653, 602, 630, 641, 682, 675, 668, 701, 710, 742, 746, 760, 767, 755, 800, 761, 874, 794, 845, 806, 846, 821, 861, 881, 880, 887, 867, 905, 906, 886, 911, 900

Offset

1,2

Links

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

Eric Weisstein's World of Mathematics, Hexagonal Number

Crossrefs

Cf. A000384, A097563, A274046, A279279, A350196, A350198, A350199.

Sequence in context: A378738 A109141 A380892 * A350204 A031184 A039443

Adjacent sequences: A350194 A350195 A350196 * A350198 A350199 A350200

Keyword

nonn

Author

Ilya Gutkovskiy, Dec 19 2021

Status

approved