A012377 arcsin(tan(x)*arcsin(x))=2/2!*x^2+12/4!*x^4+310/6!*x^6+15960/8!*x^8...

2, 12, 310, 15960, 1517098, 224269540, 48197922526, 14130438821296, 5428021401209682, 2643726413982309052, 1592189299187949292422, 1161629303960888128771592, 1009558061720938140021739386

Offset

0,1

Links

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

Crossrefs

Sequence in context: A009669 A202729 A012380 * A012425 A012422 A122767

Adjacent sequences: A012374 A012375 A012376 * A012378 A012379 A012380

Keyword

nonn

Author

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

Status

approved