68608
domain: N
Appears in sequences
- Values of x in positive integer solutions of x^2 + y^5 = z^3, listed in increasing order of z. (If a z-value occurs twice, list solutions in increasing order of y.)at n=13A070065
- a(n) = 0^n/2 + 2^n*(n^2+n+2)/4.at n=11A087431
- (1,1) entry of powers of the orthogonal design shown below.at n=10A090590
- Numbers with 22 divisors.at n=17A137485
- a(n) = ((5 + sqrt(18))*(4 + sqrt(8))^n + (5 - sqrt(18))*(4 - sqrt(8))^n)/2.at n=5A164594
- Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-1,0,1}.at n=32A239551
- a(n) = 2*n^3 + 3*n^2.at n=32A275709
- Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 173", based on the 5-celled von Neumann neighborhood.at n=16A286199
- Number of nX2 0..1 arrays with every element equal to 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.at n=12A298448
- Sum of the number of cells alive after 2 generations of Conway's game of life for initial 1 X n cells taken in all 2^n combinations of alive or dead.at n=13A384694
- a(n) = (1/2) * Sum_{k=0..floor(n/2)} 2^k * binomial(2*k+2,2*n-4*k+1).at n=14A387551