30282

Appears in sequences

• Number of primitive n-node animals on cubic lattice.at n=6A007194
• Coordination sequence for 4-dimensional RR-centered di-isohexagonal orthogonal lattice.at n=14A008528
• Four-fold exponential convolution of Fibonacci numbers with themselves (divided by 24).at n=9A014341
• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 58.at n=5A031736
• Expansion of g.f.: 1/(1 - 7*x*c(x)), where c(x) is the g.f. for A000108.at n=5A126694
• a(n) = 36*n^2 + 6.at n=28A158479
• Expansion of Sum_{k>=0} x^(k^2) / Product_{j=1..k} (1 + j*x^j).at n=36A306707
• Triangle T(n,k), n>=0, 0<=k<=n, read by rows, where column k is (1/k!) times the k-fold exponential convolution of Fibonacci numbers with themselves.at n=49A346415
• Numbers k for which A003415(k) >= A276086(k) > k, where A003415 is the arithmetic derivative and A276086 is the primorial base exp-function.at n=15A351229
• Numbers k such that A003415(k) >= A276086(k) and gcd(k, A003415(k)) = gcd(k, A276086(k)), where A003415 is the arithmetic derivative, and A276086 is the primorial base exp-function.at n=40A369959
• Numbers k such that A003415(k) >= A276086(k) and gcd(k, A003415(k)) = gcd(k, A276086(k)) > 1, where A003415 is the arithmetic derivative, and A276086 is the primorial base exp-function.at n=4A369960
• Numbers k such that (A276086(k)/s)^s >= k^(s-1) and A276086(k) <= A003415(k), where A003415 is the arithmetic derivative, A276086 is the primorial base exp-function, and s = bigomega(k).at n=45A370128
• Starting from k=7, each subsequent term is the next larger k such that the ratio A276086(k)/A003415(k) is nearer to 1 than for the previous k in the sequence.at n=7A371104
• Numbers k such that A322582(k) <= A276086(k) <= A348507(k).at n=48A392602