Starting with 1, each number is the previous number plus the product of the index number and the sum of the digits of the previous number.

A113904

Starting with 1, each number is the previous number plus the product of the index number and the sum of the digits of the previous number.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =24a(4) =48a(5) =108a(6) =162a(7) =225a(8) =297a(9) =459a(10) =639a(11) =837a(12) =1053a(13) =1170a(14) =1296a(15) =1566a(16) =1854a(17) =2160a(18) =2322a(19) =2493a(20) =2853a(21) =3231a(22) =3429a(23) =3843a(24) =4275a(25) =4725a(26) =5193a(27) =5679a(28) =6435a(29) =6957

External references