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A285554 Expansion of q^(-2/5) * (r(q^2) - r(q)^2) / 2 in powers of q where r() is the Rogers-Ramanujan continued fraction. 3
0, 1, -2, 1, 1, -2, 3, -3, 1, 1, -4, 8, -9, 5, 3, -12, 18, -18, 10, 5, -22, 37, -40, 21, 12, -47, 72, -71, 38, 19, -84, 133, -135, 73, 38, -156, 235, -232, 124, 61, -264, 407, -404, 216, 109, -455, 682, -664, 354, 172, -738, 1117, -1094, 582, 286, -1203, 1793 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..10000
FORMULA
a(2n) = (A007325(n) - A055101(2n)) / 2, a(2n+1) = -A055101(2n+1) / 2.
CROSSREFS
Cf. A007325, A055101, A112274, A285555.
Sequence in context: A290472 A060240 A153734 * A128495 A328062 A326281
Adjacent sequences: A285551 A285552 A285553 * A285555 A285556 A285557
KEYWORD
sign
AUTHOR
Seiichi Manyama, Apr 21 2017
STATUS
approved

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Last modified August 30 02:56 EDT 2024. Contains 375521 sequences. (Running on oeis4.)