Positive numbers that are sums of proper substrings of their reversals.
A121947
Positive numbers that are sums of proper substrings of their reversals.
Terms
- a(0) =149a(1) =198a(2) =1392a(3) =16041957a(4) =10000000009a(5) =132324898229a(6) =154879506575
External references
- oeis: A121947