45954domain: NAppears in sequencesPalindromes with exactly 6 prime factors (counted with multiplicity).at n=24A046332Palindromes n such that n and n^2 have same digit sum.at n=12A058852Palindromes whose perfect deficiency (A109883) is also palindromic.at n=20A110002Expansion of Product_{k>=1} 1/(1 - k*(x^(2*k+1))).at n=44A266138