a(n) is the index of the partition that contains the divisors of n in the list of colexicographically ordered partitions of the sum of the divisors of n.

A299773

a(n) is the index of the partition that contains the divisors of n in the list of colexicographically ordered partitions of the sum of the divisors of n.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =9a(4) =7a(5) =48a(6) =15a(7) =119a(8) =72a(9) =269a(10) =56a(11) =2740a(12) =101a(13) =1163a(14) =1208a(15) =5218a(16) =297a(17) =24319a(18) =490a(19) =42150a(20) =6669a(21) =14098a(22) =1255a(23) =792335a(24) =5564a(25) =42501a(26) =30585a(27) =432413a(28) =4565a(29) =4513067

External references