Number of partitions of n with n sorts of part 1 which are introduced in ascending order.
A292503
Number of partitions of n with n sorts of part 1 which are introduced in ascending order.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =7a(4) =20a(5) =63a(6) =233a(7) =966a(8) =4454a(9) =22404a(10) =121616a(11) =706362a(12) =4361977a(13) =28494493a(14) =196087988a(15) =1416515642a(16) =10709058487a(17) =84505818259a(18) =694397612486
External references
- oeis: A292503