48684

Appears in sequences

• Numbers k such that 2047*2^k+1 is prime.at n=19A037177
• Palindromes expressible as the sum of 4 consecutive palindromes.at n=8A046499
• Palindromic integers > 0, whose 'Reverse and Add!' trajectory (presumably) does not lead to another palindrome.at n=32A070001
• Palindromes q derived from palindromes p such that pi(p) = q.at n=38A103358
• a(1)=1; for n>1, a(n) = a(n-1) + n^0 if n odd, a(n) = a(n-1) + n^3 if n is even.at n=23A135332
• Numbers that eventually reach 1 under "x -> sum of 4th power of digits of x".at n=34A219111