A104603 Numbers M such that M = m + 2^k = m * b(k) for m < 2^k where b is A050376.

3, 10, 36, 544, 18518801667747479552

Offset

1,1

Links

Table of n, a(n) for n=1..5.

Formula

m = 2^k / (b_k -1)

Example

36 = 4 + 2^5 = 4 * b(5) where b(5)=9.

Crossrefs

Sequence in context: A165792 A010373 A322726 * A337341 A080625 A289615

Adjacent sequences: A104600 A104601 A104602 * A104604 A104605 A104606

Keyword

nonn

Author

Thomas Ordowski, Apr 21 2005

Status

approved