831360

Appears in sequences

• cosh(arcsin(x)*arcsin(x))=1+12/4!*x^4+240/6!*x^6+11088/8!*x^8...at n=5A012349
• Partial sums of A001891.at n=22A053808
• a(n) = A000045(n+6) - (n^2 + 4*n + 8).at n=24A163250