Column k=10 sequence of array A103728.

Terms

a(0) =1a(1) =61a(2) =7537a(3) =41455a(4) =618531a(5) =12670589a(6) =29075821a(7) =247316941a(8) =826985881a(9) =1437223369a(10) =3989619561a(11) =15521533197a(12) =51295084349a(13) =74158059901a(14) =207831585787a(15) =391117136551a(16) =528866563321