Numbers (not ending in 0) which are 4 times their digit-reversal.
A222815
Numbers (not ending in 0) which are 4 times their digit-reversal.
Terms
- a(0) =8712a(1) =87912a(2) =879912a(3) =8799912a(4) =87128712a(5) =87999912a(6) =871208712a(7) =879999912a(8) =8712008712a(9) =8791287912a(10) =8799999912a(11) =87120008712a(12) =87912087912a(13) =87999999912a(14) =871200008712a(15) =871287128712a(16) =879120087912a(17) =879912879912a(18) =879999999912
External references
- oeis: A222815