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A026356 [(n-1)*phi] + n + 1, n>0, where phi = (1+sqrt(5))/2. 7
1, 2, 4, 7, 9, 12, 15, 17, 20, 22, 25, 28, 30, 33, 36, 38, 41, 43, 46, 49, 51, 54, 56, 59, 62, 64, 67, 70, 72, 75, 77, 80, 83, 85, 88, 91, 93, 96, 98, 101, 104, 106, 109, 111, 114, 117, 119, 122, 125, 127, 130, 132, 135, 138, 140, 143, 145 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

COMMENTS

Greatest k such that s(k) = n+1, where s = A026354.  Positions of 1 in A189661.

MATHEMATICA

(See A189661.)

CROSSREFS

Cf. A000201, A026351, etc. Apart from initial terms, same as A007066. Complement is A189662, clesly related to A026355.

Sequence in context: A163293 A188045 A186321 * A184735 A184583 A189379

Adjacent sequences:  A026353 A026354 A026355 * A026357 A026358 A026359

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 15 18:22 EST 2012. Contains 205835 sequences.