24846

Appears in sequences

• Numbers whose square is a palindrome.at n=29A002778
• Nonpalindromic and "non-core" numbers that when squared give palindrome with odd number of digits.at n=6A016106
• Numbers k such that k^2 is a palindrome with an odd number of digits.at n=28A028816
• Number of nonprimes <= prime(n)^2.at n=38A053683
• Numbers k such that k^2 is a palindromic square of sporadic type.at n=7A059744
• Irregular square reversible numbers. Numbers which when squared and written backwards give a square again, but don't satisfy reverse(n^2) = reverse(n)^2.at n=23A129914
• Least k such that the difference between consecutive 3-almost primes A014612(k) equals n, or 0 if no such k exists.at n=32A131939
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 1), (-1, 1, 0), (1, -1, 0), (1, 0, 0)}.at n=10A148576
• Number of partitions of n+10 with largest inscribed rectangle having area <= n.at n=28A218631
• Numbers that are not palindromes, but whose squares are palindromes.at n=7A251673
• a(n) = Product_{d|n} prime(d).at n=25A275700
• Sum of the even parts in the partitions of n into 5 parts.at n=41A309547
• Positive integers k that k^2 is a palindrome not containing a 0 digit.at n=18A316187
• Expansion of (1/x) * Series_Reversion( x * ((1 - x - x^2)/(1 + x))^4 ).at n=4A379024