Integers n not of form 3m+1 such that for any integer k>0, n*10^k-1 has a divisor in the set { 7, 11, 13, 37 }.
A243974
Integers n not of form 3m+1 such that for any integer k>0, n*10^k-1 has a divisor in the set { 7, 11, 13, 37 }.
Terms
- a(0) =10176a(1) =17601a(2) =19361a(3) =25827a(4) =27147a(5) =27686a(6) =35916a(7) =36048a(8) =45462a(9) =47213a(10) =48036a(11) =49248a(12) =54638a(13) =62864a(14) =64184a(15) =64899a(16) =72953a(17) =73085a(18) =82499a(19) =85073a(20) =86285a(21) =93435a(22) =101760a(23) =101936
External references
- oeis: A243974