2396745

Appears in sequences

• Gaussian binomial coefficients [ n,7 ] for q = 8.at n=1A022247
• a(n) = (8^n - 1)/7.at n=8A023001
• a(n) = n^0 + n^1 + ... + n^(n-1), or a(n) = (n^n-1)/(n-1) with a(0)=0; a(1)=1.at n=8A023037
• a(n) = floor(2^(n+2)/7).at n=21A033138
• Sum of n-th powers of divisors of 128.at n=3A034674
• Base-4 digits are, in order, the first n terms of the periodic sequence with initial period 2, 1, 0.at n=10A037521
• Number of degree-n irreducible polynomials over GF(2) with trace = 0 and subtrace = 0.at n=27A042980
• Number of degree-n irreducible polynomials over GF(2) with trace = 1 and subtrace = 0.at n=27A042981
• Number of degree-n irreducible polynomials over GF(2) with trace = 1 and subtrace = 1.at n=27A042982
• a(n) = n^7 + n^6 + n^5 + n^4 + n^3 + n^2 + n + 1.at n=8A053717
• a(n) = floor(8^8/n).at n=6A057070
• Terms in the decimal expansion of 1/(7*5^n) before the block of decimals 142857 (the period of 1/7) appears.at n=23A067703
• Number of binary Lyndon words of length n with trace 0 and subtrace 1 over Z_2.at n=27A074028
• Number of binary Lyndon words of length n with trace 1 and subtrace 0 over Z_2.at n=27A074029
• Number of binary Lyndon words of length n with trace 1 and subtrace 1 over Z_2.at n=27A074030
• Numbers of the form (8^{mr}-1)/(8^r-1) for positive integers m, r.at n=16A076287
• Expansion of 1/(1 - x - x^2 - 2*x^3).at n=22A077947
• Expansion of 1/(1+x-x^2+2*x^3).at n=22A077972
• Expansion of (1-x)/(1 - x - x^2 - 2*x^3).at n=23A078010
• Triangle read by rows: T(n,k) = (n+1,k)-th element of (M^8-M)/7, where M is the infinite lower Pascal's triangle matrix, 1<=k<=n.at n=28A096042