Nearest integer to modified Bessel function K_n(5).

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =1a(9) =3a(10) =10a(11) =42a(12) =193a(13) =966a(14) =5215a(15) =30170a(16) =186234a(17) =1222065a(18) =8496274a(19) =62395234a(20) =482700052a(21) =3923995651a(22) =33444263516a(23) =298233514595