15752961

Appears in sequences

• a(n) = (2*n+1)^4.at n=31A016756
• a(n) = (3*n)^4.at n=21A016768
• a(n) = (4*n+3)^4.at n=15A016840
• a(n) = (5n + 3)^4.at n=12A016888
• a(n) = (6*n + 3)^4.at n=10A016948
• a(n) = (7*n)^4.at n=9A016984
• a(n) = (8*n + 7)^4.at n=7A017152
• a(n) = (9*n)^4.at n=7A017164
• a(n) = (10*n + 3)^4.at n=6A017308
• a(n) = (11*n + 8)^4.at n=5A017488
• a(n) = (12*n + 3)^4.at n=5A017560
• a(n) = Product{k|n} k^(n/k); product is over the positive divisors of n.at n=20A066841
• Smaller of two successive 4th powers whose sum is a prime.at n=24A075578
• Smallest fourth power k such that k-1 is divisible by an n-th power, k > 1.at n=7A088040
• Number of n-tuples where each entry is chosen from the subsets of {1,2,3,4} such that the intersection of all n entries is empty.at n=5A128832
• a(n) = A001969(n)^A178253(n).at n=30A178373
• Number of (n+2)X(n+2) binary arrays avoiding patterns 000 and 010 in rows and columns.at n=3A202398
• Number of (n+2) X 6 binary arrays avoiding patterns 000 and 010 in rows and columns.at n=3A202402
• T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 000 and 010 in rows and columns.at n=24A202406
• Fourth powers that become prime when their most significant (leftmost) decimal digit is removed.at n=2A226092