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 A131775 3*A065941 - 2*A049310. 5
 1, 3, 1, 1, 3, 1, 3, -1, 6, 1, 1, 3, 3, 6, 1, 3, -3, 12, 1, 9, 1, 1, 3, 3, 12, 8, 9, 1, 3, -5, 18, -5, 30, 6, 12, 1, 1, 3, 1, 18, 15, 30, 16, 12, 1, 3, -7, 24, -19, 63, 3, 60, 14, 15, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Row sums = A000285, (a Fibonacci-like sequence) starting (1, 4, 5, 9, 14, 23, ...). LINKS Table of n, a(n) for n=1..55. FORMULA 3*A065941 - 2*A049310. EXAMPLE Table begins: 1; 3, 1; 1, 3, 1; 3, -1, 6, 1; 1, 3, 3, 6, 1; 3, -3, 12, 1, 9, 1; 1, 3, 3, 12, 8, 9, 1; 3, -5, 18, -5, 30, 6, 12, 1; 1, 3, 1, 18, 15, 30, 16, 12, 1; ... CROSSREFS Cf. A065941, A049310, A131774, A131776, A131777, A131778. Sequence in context: A133705 A046111 A131779 * A218825 A035691 A131781 Adjacent sequences: A131772 A131773 A131774 * A131776 A131777 A131778 KEYWORD tabl,sign AUTHOR Gary W. Adamson, Jul 14 2007 STATUS approved

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Last modified December 8 08:02 EST 2023. Contains 367662 sequences. (Running on oeis4.)