Numbers such that first reversing digits and then squaring equals the result of first squaring and then reversing.
0, 1, 2, 3, 11, 12, 13, 21, 22, 31, 101, 102, 103, 111, 112, 113, 121, 122, 201, 202
1 seqfan posts
Sat Mar 20 02:10:27 CET 2010 [seqfan] Re: Is Primes in A061909 (skinny numbers which are primes) identical to A085306?