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A001587 Generalized Euler numbers.
(Formerly M1715 N0679)
1
2, 6, 46, 522, 7970, 152166, 3487246, 93241002, 2849229890, 97949265606, 3741386059246, 157201459863882, 7205584123783010, 357802951084619046, 19133892392367261646, 1096291279711115037162, 67000387673723462963330, 4350684698032741048452486 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

REFERENCES

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Lars Blomberg, Table of n, a(n) for n = 0..199

D. Shanks, Generalized Euler and class numbers. Math. Comp. 21 (1967) 689-694.

D. Shanks, Corrigendum: Generalized Euler and class numbers. Math. Comp. 22, (1968) 699.

D. Shanks, Generalized Euler and class numbers, Math. Comp. 21 (1967), 689-694; 22 (1968), 699. [Annotated scanned copy]

CROSSREFS

Sequence in context: A052811 A078603 A316073 * A078537 A145502 A274702

Adjacent sequences:  A001584 A001585 A001586 * A001588 A001589 A001590

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

a(11)-a(14) from Lars Blomberg, Sep 10 2015

STATUS

approved

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Last modified January 20 16:38 EST 2019. Contains 319335 sequences. (Running on oeis4.)