28870

Appears in sequences

• Numbers n such that the sum of the digits of the n-th Fibonacci number written in bases 2, 3, 5 and 7 is prime.at n=34A111064
• Least number k having n representations as the sum of the minimal number of biquadrates A002377(k).at n=18A185673
• Number of 4-element nondividing subsets of {1, 2, ..., n}.at n=36A187491
• Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=15A259002
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 841", based on the 5-celled von Neumann neighborhood.at n=29A273685
• Denominator of best rational approximation x/y of log(k), y<=k, with k>1 given by A306975. The corresponding numerators are given in A306976.at n=22A306977
• a(n) = a(n-1) - a(n-2) + 3*a(n-3) with a(0) = 1, a(1) = 2 and a(2) = 4.at n=22A356849
• Consecutive states of the linear congruential pseudo-random number generator 172*s mod 30307 when started at s=1.at n=26A385032