Non-Niven (or non-Harshad) numbers that are divisible by the square of the sum of the squares of their digits.
A379981
Non-Niven (or non-Harshad) numbers that are divisible by the square of the sum of the squares of their digits.
Terms
- a(0) =52022a(1) =71824a(2) =110201a(3) =120472a(4) =131072a(5) =188180a(6) =202312a(7) =244634a(8) =298374a(9) =320305a(10) =327184a(11) =340000a(12) =430000a(13) =502150a(14) =506056a(15) =519168a(16) =520220a(17) =652118a(18) =667815a(19) =680000a(20) =680625a(21) =718240a(22) =765625a(23) =860000a(24) =933156a(25) =1001021a(26) =1001047a(27) =1003313a(28) =1010113a(29) =1035125
External references
- oeis: A379981