A205121 Least k such that n divides a difference between distinct numbers j*(2^(j-1)), when ordered as in A205120.

1, 3, 1, 3, 6, 10, 5, 3, 13, 6, 2, 10, 19, 5, 13, 10, 9, 13, 8, 6, 41, 24, 20, 10, 30, 19, 49, 5, 35, 13, 4, 14, 22, 9, 41, 13, 17, 8, 49, 14, 77, 41, 109, 24, 13, 20, 12, 10, 29, 30, 23, 19, 40, 49, 73, 15, 80, 35, 26, 13, 117, 25, 41, 21, 123, 34, 93, 9, 58, 41

Offset

1,2

Comments

For a guide to related sequences, see A204892.

Links

Table of n, a(n) for n=1..70.

Mathematica

(See the program at A205122.)

Crossrefs

Cf. A205122, A204892.

Sequence in context: A058659 A053642 A171961 * A152903 A226522 A122507

Adjacent sequences: A205118 A205119 A205120 * A205122 A205123 A205124

Keyword

nonn

Author

Clark Kimberling, Jan 25 2012

Status

approved