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 A159971 Riordan array (2c(-x)-1, xc(-x)^3), c(x) the g.f. of A000108. 1
 1, -2, 1, 4, -5, 1, -10, 19, -8, 1, 28, -68, 43, -11, 1, -84, 240, -198, 76, -14, 1, 264, -847, 845, -427, 118, -17, 1, -858, 3003, -3458, 2140, -782, 169, -20, 1, 2860, -10712, 13804, -9996, 4503, -1290, 229, -23, 1, -9724, 38454, -54264, 44574 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Inverse of A159965. Row sums are A159972. LINKS Table of n, a(n) for n=0..48. EXAMPLE Triangle begins 1, -2, 1, 4, -5, 1, -10, 19, -8, 1, 28, -68, 43, -11, 1, -84, 240, -198, 76, -14, 1, 264, -847, 845, -427, 118, -17, 1, -858, 3003, -3458, 2140, -782, 169, -20, 1 CROSSREFS Sequence in context: A124960 A137346 A264017 * A114158 A248666 A162407 Adjacent sequences: A159968 A159969 A159970 * A159972 A159973 A159974 KEYWORD easy,sign,tabl AUTHOR Paul Barry, Apr 28 2009 STATUS approved

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Last modified June 6 12:57 EDT 2023. Contains 363142 sequences. (Running on oeis4.)