A205029 Least s(k) such that n divides s(k)-s(j) for some j<k, where s(j)=j*(j+1).

6, 6, 12, 6, 12, 12, 20, 20, 20, 12, 42, 30, 56, 20, 42, 72, 90, 20, 110, 42, 72, 42, 156, 30, 56, 56, 56, 30, 240, 42, 272, 272, 72, 90, 72, 42, 380, 110, 90, 42, 462, 72, 506, 56, 110, 156, 600, 90, 110, 56, 132, 72, 756, 56, 182, 132, 156, 240, 930, 72

Offset

1,1

Comments

For a guide to related sequences, see A204892.

Links

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

Mathematica

(See the program at A205018.)

Crossrefs

Cf. A205018, A204892.

Sequence in context: A359257 A040031 A205695 * A255488 A247513 A124508

Adjacent sequences: A205026 A205027 A205028 * A205030 A205031 A205032

Keyword

nonn

Author

Clark Kimberling, Jan 22 2012

Status

approved