A085145 - OEIS

A085145

Positions of 0 in A085144.

0, 1, 3, 7, 10, 15, 21, 26, 31, 36, 43, 46, 53, 58, 63, 73, 82, 87, 93, 100, 107, 110, 117, 122, 127, 136, 147, 150, 156, 165, 170, 175, 180, 187, 190, 201, 210, 215, 221, 228, 235, 238, 245, 250, 255, 273, 290, 295, 301, 313, 324, 331, 334, 341

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OFFSET

1,3

COMMENTS

If n is odd then (n-1)/2 is also in sequence, with the even subsequence starting 0,10,26,36,46,58...

Records for first differences are 2,3,...,2^k+2,2^k+3...

LINKS

Table of n, a(n) for n=1..54.

CROSSREFS

Sequence in context: A332027 A294477 A362829 * A320441 A353654 A143101

Adjacent sequences: A085142 A085143 A085144 * A085146 A085147 A085148

KEYWORD

nonn,easy

AUTHOR

Ralf Stephan, Jun 20 2003

STATUS

approved