Number of partitions of n with four sorts of part 1 which are introduced in ascending order.

A320735

Number of partitions of n with four sorts of part 1 which are introduced in ascending order.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =7a(4) =20a(5) =62a(6) =217a(7) =803a(8) =3092a(9) =12128a(10) =48047a(11) =191266a(12) =763249a(13) =3049383a(14) =12190360a(15) =48747140a(16) =194960047a(17) =779783252a(18) =3119019290a(19) =12475849884a(20) =49902945245a(21) =199610872683a(22) =798441674561

External references