98176

Appears in sequences

• Sum of 2^n, ..., 2^(n+1) - 1.at n=8A010036
• Sum of first n^2 odd primes (=S) is divisible by n and S/n = n mod 2.at n=9A064013
• Nearest integer to 1/sum(k>n,1/k^5).at n=12A083560
• Number of lunar partitions of n: number of ways of writing n as a lunar sum of distinct terms, ignoring order.at n=18A087079
• Relates row sums of Pascal's triangle to expansion of cos(x)/exp(x).at n=16A100216
• Pentagonal numbers (A000326) whose digit reversal is a prime.at n=34A115707
• Expansion of x*(1+5*x)/((1+2*x+1)*(1-4*x)).at n=9A117110
• Duplicate of A136488.at n=16A135098
• a(n) = 2^n - A005418(n).at n=16A136488
• Number of n X 6 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 1 0 1 vertically.at n=16A208377
• Number of defective 3-colorings of a 2 X n 0..2 array connected horizontally, diagonally and antidiagonally with exactly one mistake, and colors introduced in row-major 0..2 order.at n=10A229535
• Number of compositions of n, where the difference between the number of odd parts and the number of even parts is 6.at n=15A242504
• a(n) = n^2*(3*n^2 - 1)/2.at n=16A260810