42372

Appears in sequences

• Numbers k such that 7*2^k - 5 is prime.at n=36A058602
• Expansion of 1/(1-3*x-3*x^2-2*x^3).at n=8A077829
• Imaginary part of (n + i)^n, with i=sqrt(-1).at n=6A115416
• Values of y such that x^2 + y^2 = 37^n with x and y coprime and 0 < x < y.at n=5A230713
• Number of (n+2)X(3+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101.at n=6A260101
• Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101.at n=2A260105
• T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101.at n=38A260106
• a(n) is the numerator of tan(n * arctan(1/n)).at n=5A348140
• Numbers that are the sum of a positive square and a positive fifth power in more than one way.at n=29A363715
• Imaginary part of (1 + n*i)^n, where i is the imaginary unit.at n=6A370189
• Number of connected subsets of faces (or polyforms) of the n-th Johnson solid, up to symmetries of that solid.at n=21A384381