3099363912
domain: N
Appears in sequences
- a(n) = 8*3^n.at n=18A005051
- a(n) = number of (s(0), s(1), ..., s(n)) such that every s(i) is an integer, s(0) = 0, |s(i) - s(i-1)| = 1 for i = 1,2,3; |s(i) - s(i-1)| <= 1 for i >= 4. Also a(n) = sum of numbers in row n+1 of the array T defined in A026082 and a(n) = 24*3^(n-4) for n >= 4.at n=21A026097
- Next-to-last diagonal of A024462.at n=19A038765
- First differences of 9^n (A001019).at n=10A055275
- First differences of A003946.at n=20A080923
- a(n) = (8*3^n - 5*0^n)/3.at n=19A083583
- a(n) = 3^(n-2)*n*(5*n+1)/2.at n=16A084900
- a(n) = n^n * (n-1).at n=8A089205
- a(n) = 9^n * n*(n+1).at n=8A116176
- Number of palindromes of length n (in base 9).at n=18A117861
- Number of palindromes of length n (in base 9).at n=19A117861
- Coefficient of q^n in (1-q)^3/(1-3q); dimensions of the enveloping algebra of the derived free Lie algebra on 3 letters.at n=21A118264
- Main transitions in systems of n particles with spin 4.at n=8A212703
- a(n) = n^10 - n^9.at n=9A240933
- a(n) = [x^n] Product_{k>=1} (1 + n^k*x^k).at n=9A292305