48930

Appears in sequences

• Expansion of (Sum_{n=-inf..inf} x^(n^2))^(-15).at n=4A004416
• Second subdiagonal of triangle A027477, constructed from the Stirling numbers of the first kind.at n=6A027481
• Squarefree numbers sandwiched between two brilliant numbers.at n=9A085706
• Row sums of triangle A096815, in which A096815(n,k) equals the k-th term of the convolution of the two prior rows indexed by (n-k) and k.at n=20A096816
• Triangle read by rows: T(n,k) is the number of Motzkin paths of length n and height k (n>=0, k>=0).at n=58A097862
• Numbers k having exactly 5 distinct prime factors, the largest of which is greater than or equal to sqrt(k) (i.e., sqrt(k)-rough numbers with exactly 5 distinct prime factors).at n=4A115959
• Principal diagonal of the convolution array A213582.at n=10A213583
• a(1)=a(2)=0; thereafter a(n) = a(n-2)+A238828(n-1)+A238827(n).at n=15A238830
• Number of permutations of [n] avoiding {1243, 1324, 2431}.at n=10A294822