1442401

Appears in sequences

• Crystal ball sequence for D_4 lattice.at n=24A007204
• Squares which are the concatenation of two nonzero squares.at n=30A039686
• Squares k^2 such that reverse(k)^2 = reverse(k^2), excluding squares of palindromes.at n=29A064021
• Brilliant numbers (A078972) whose digit reversal is a square.at n=28A115668
• Triangle read by rows: numbers of isomers of unbranched a-4-catapolydecagons.at n=55A120651
• Numbers of isomers of unbranched a-4-catapolydecagons - see Brunvoll reference for precise definition.at n=10A121142
• Squares of tribonacci numbers A000213.at n=13A141583
• Number of n X 4 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 0 1 vertically.at n=9A208035
• Prime powers (A025475) whose decimal digit reversal is also a prime power.at n=18A226035
• Nontrivial prime powers (A025475) which are a sum of a smaller nontrivial prime power and a perfect square.at n=32A226230
• Prime powers (A025475) such that the distance to the nearest prime power is a triangular number (A000217).at n=12A239520
• Prime powers (A025475) such that the distance to the nearest square is a square.at n=17A239582
• Prime powers (A025475) such that the distance to the nearest square is a prime power.at n=13A239583
• Squares, without multiplicity, that are the concatenation of two integers (without leading zeros) the product of which is also a square.at n=32A258060
• Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum less than the central column sum.at n=21A258886