Number of integers in base n having exactly three distinct digits such that the number formed by the consecutive subsequence of the initial j digits is divisible by j for all j in {1,2,3}.
A333405
Number of integers in base n having exactly three distinct digits such that the number formed by the consecutive subsequence of the initial j digits is divisible by j for all j in {1,2,3}.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =5a(5) =6a(6) =18a(7) =33a(8) =50a(9) =67a(10) =115a(11) =134a(12) =206a(13) =258a(14) =340a(15) =398a(16) =537a(17) =598a(18) =778a(19) =891a(20) =1086a(21) =1209a(22) =1487a(23) =1614a(24) =1950a(25) =2148a(26) =2504a(27) =2716a(28) =3181a(29) =3398
External references
- oeis: A333405