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A205129 Least k such that n divides a difference between distinct hexagonal numbers, ordered as in A205128. 1
1, 2, 3, 7, 1, 9, 2, 29, 3, 9, 5, 12, 6, 2, 9, 121, 10, 16, 14, 12, 15, 5, 20, 48, 21, 54, 4, 52, 28, 9, 35, 497, 36, 90, 24, 33, 45, 14, 8, 71, 55, 61, 65, 7, 16, 20, 77, 138, 30, 82, 13, 63, 91, 27, 51, 71, 23, 252, 119, 12 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

For a guide to related sequences, see A204892.

LINKS

Table of n, a(n) for n=1..60.

MATHEMATICA

(See the program at A205130.)

CROSSREFS

Cf. A205130, A204892.

Sequence in context: A104691 A011160 A068960 * A236290 A105273 A174925

Adjacent sequences:  A205126 A205127 A205128 * A205130 A205131 A205132

KEYWORD

nonn

AUTHOR

Clark Kimberling, Jan 25 2012

STATUS

approved

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Last modified February 29 05:25 EST 2020. Contains 332353 sequences. (Running on oeis4.)