29250

Appears in sequences

• Coordination sequence for {A_4}* lattice.at n=18A008531
• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 38.at n=8A031716
• Fifth column of the (1,4)-Pascal triangle A095666.at n=24A095667
• Numbers that have exactly seven prime factors counted with multiplicity (A046308) whose digit reversal is different and also has 7 prime factors (with multiplicity).at n=18A109027
• a(n) = Sum_{k=1..n} k*(prime(k) - k).at n=25A110477
• Sum of the squares of the first n squarefree numbers.at n=33A111715
• 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, 0), (-1, 1, 1), (0, -1, 1), (1, 1, 0)}.at n=9A149257
• a(n) = 81*n^2 + 9.at n=18A157888
• Convolution square root of A000521.at n=2A161361
• Triangle read by rows, self-convolution of A161361, row sums = A000521.at n=3A161362
• Triangle read by rows, self-convolution of A161361, row sums = A000521.at n=5A161362
• The number of n-digit positive papaya numbers.at n=5A165135
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 286", based on the 5-celled von Neumann neighborhood.at n=43A271123
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 929", based on the 5-celled von Neumann neighborhood.at n=27A273781
• Number of orthogonal rectangles with vertices on an n X n square grid of points but with no vertices on the grid's diagonals.at n=21A285956
• Number of nonisomorphic proper colorings of partition star graph using six colors.at n=21A297570
• Numbers that are not Keith numbers in any base.at n=37A320122
• a(n) = A328613(A276086(n)).at n=23A328763
• Number of strict odd-length integer partitions of 2n + 1.at n=38A346634
• Number of ways to write n as an ordered sum of nine positive Fibonacci numbers (with a single type of 1).at n=13A357717