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Search: id:A013506
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A013506 tan(sec(x)-sech(x))=2/2!*x^2+362/6!*x^6+1199762/10!*x^10... +0
1
2, 362, 1199762, 19881945722, 1018678051268642, 125201903398211562122, 31486196823329536613622962 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A012669 A062381 A077350 this_sequence A013512 A142532 A092701

Adjacent sequences: A013503 A013504 A013505 this_sequence A013507 A013508 A013509

KEYWORD

nonn

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

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