-649
domain: Z
Appears in sequences
- Expansion of log(1+log(1+x)*cos(x)).at n=6A009319
- Numerators of expansion of a function eta(x) related to Cremer points.at n=14A058969
- a(n) = floor(cotangent(n)^3).at n=68A063536
- Triangle, read by rows, where T(n,k) = (k/n)*Sum_{d|n} A096797(d,k).at n=67A096798
- Expansion of -(3 - x + 2*x^2) / (1 - x^3 + x^4).at n=36A110063
- Diagonal sums of the Fibonacci related number triangle A110314.at n=50A110315
- Row sums of a number triangle related to the Pell numbers.at n=25A110331
- Diagonal sums of number a triangle related to the Pell numbers.at n=50A110332
- Numerator of Laguerre(n, 10).at n=7A160653
- First differences of A000463.at n=51A188652
- Difference between sums of largest parts of all partitions of n into odd number of parts and into even number of parts.at n=46A222049
- First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 371", based on the 5-celled von Neumann neighborhood.at n=15A271457
- a(n) = nearest integer to n^2 * sin(sqrt(n)).at n=30A274088
- Expansion of Product_{k>=1} (1 - x^k)^sigma(k).at n=21A288385
- Value k at the n-th step of A371282, where multiplied values are positive and subtracted values are negative.at n=42A371295
- a(n) = 1 + Sum_{k=0..n-1} (-1)^k * a(k) * a(n-1-k).at n=11A386301