First differences of A271063.

Terms

a(0) =1a(1) =2a(2) =2a(3) =3a(4) =7a(5) =5a(6) =3a(7) =25a(8) =22a(9) =17a(10) =72a(11) =161a(12) =89a(13) =72a(14) =50a(15) =25a(16) =22a(17) =17a(18) =10a(19) =7a(20) =5a(21) =3a(22) =2a(23) =5a(24) =624a(25) =622a(26) =619a(27) =614a(28) =607a(29) =597