Expansion of e.g.f. D(x,k) satisfying D(x,k) = cosh( k*x*cosh(x*D(x,k)) ), as a triangle read by rows.

A370432

Expansion of e.g.f. D(x,k) satisfying D(x,k) = cosh( k*x*cosh(x*D(x,k)) ), as a triangle read by rows.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =0a(4) =12a(5) =1a(6) =0a(7) =120a(8) =420a(9) =1a(10) =0a(11) =896a(12) =36400a(13) =10248a(14) =1a(15) =0a(16) =5760a(17) =2170560a(18) =4858560a(19) =196920a(20) =1a(21) =0a(22) =33792a(23) =102960000a(24) =1127738304a(25) =461126160a(26) =3247860a(27) =1a(28) =0a(29) =186368

External references