

A213455


90*A002451(n).
(Formerly N2329)


1



90, 1260, 13230, 126720, 1171170, 10663380, 96461910, 870123240, 7838973450, 70582218300, 635365793790, 5718795460560, 51471172410930, 463248604762020, 4169269655112870, 37523555745034680, 337712517101387610, 3039414715496790540, 27354740685808323150, 246192699157623741600, 2215734424360009007490
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OFFSET

0,1


REFERENCES

S. A. Joffe, Calculation of the first thirtytwo Eulerian numbers from central differences of zero, Quart. J. Pure Appl. Math. 47 (1914), 103126.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).


LINKS

Table of n, a(n) for n=0..20.


FORMULA

From Chai Wah Wu, Jan 30 2018: (Start)
a(n) = 14*a(n1)  49*a(n2) + 36*a(n3) for n > 2.
G.f.: 90/((1  x)*(1  4*x)*(1  9*x)). (End)


CROSSREFS

Cf. A002451. A diagonal of the triangle in A241171.
Sequence in context: A013428 A013429 A008449 * A155016 A179800 A133350
Adjacent sequences: A213452 A213453 A213454 * A213456 A213457 A213458


KEYWORD

nonn


AUTHOR

N. J. A. Sloane, Jun 12 2012


STATUS

approved



