Nonpalindromic numbers k such that k is not divisible by 10 and k*R(k) is a square, where R(k) is the reversal of k (A004086).
A062917
Nonpalindromic numbers k such that k is not divisible by 10 and k*R(k) is a square, where R(k) is the reversal of k (A004086).
Terms
- a(0) =144a(1) =169a(2) =288a(3) =441a(4) =528a(5) =768a(6) =825a(7) =867a(8) =882a(9) =961a(10) =1089a(11) =1584a(12) =2178a(13) =4851a(14) =8712a(15) =9801a(16) =10404a(17) =10609a(18) =10989a(19) =12544a(20) =12769a(21) =13104a(22) =14544a(23) =14884a(24) =15984a(25) =20808a(26) =21978a(27) =26208a(28) =27648a(29) =27848
External references
- oeis: A062917