68104

Appears in sequences

• a(n) = T(n, 2*n-5), T given by A027926.at n=23A027928
• a(n) = 25*n^3 - n*(5*n+1)/2 + 1.at n=13A167467
• Number of length 4 1..(n+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11.at n=19A254951
• Number of necklaces with n black and n white beads with at least four consecutive black beads.at n=11A351363
• Starts of runs of 3 consecutive Pell-Niven numbers (A352320).at n=30A352322
• Positions of records in A087704.at n=7A365342