43202
domain: N
Appears in sequences
- a(0) = 1, a(n) = 27*n^2 + 2 for n>0.at n=40A010017
- Recurrence sequence derived from the digits of the square root of 3 after its decimal point.at n=15A120482
- Sums of two distinct prime 4th powers.at n=14A130873
- Sum of fourth powers of two consecutive primes.at n=4A133535
- Quartan semiprimes: semiprimes of the form x^4 + y^4, x>0, y>0.at n=27A182277
- Number of (n+1) X (n+1) 0..1 arrays with nondecreasing max(x(i,j),x(i,j-1)) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.at n=5A250575
- Number of (n+1)X(6+1) 0..1 arrays with nondecreasing max(x(i,j),x(i,j-1)) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.at n=5A250581
- Nearest integer to 1/b_n, where the b_n are coefficients arising in the Taylor series expansion of the Riemann xi-function.at n=2A330335
- Sums of two distinct odd fourth powers.at n=20A342832
- Sums of two odd fourth powers.at n=26A343588
- a(n) = [x^(n^3)] Product_{k=1..n} (x^(k^3) + 1 + 1/x^(k^3)).at n=19A369438