A013042 - OEIS

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A013042

sec(sinh(x)+arcsin(x))=1+4/2!*x^2+96/4!*x^4+5664/6!*x^6+622720/8!*x^8...

0

1, 4, 96, 5664, 622720, 110002304, 28499801088, 10180961396480, 4796029025538048, 2880634827782397952, 2148613628413055418368, 1948442293941619438944256, 2111126262325896262110150656

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Table of n, a(n) for n=0..12.

CROSSREFS

Sequence in context: A317664 A062779 A077155 * A190196 A065140 A007106

Adjacent sequences: A013039 A013040 A013041 * A013043 A013044 A013045

KEYWORD

nonn

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

STATUS

approved