33764

Appears in sequences

• a(n)-th prime is sum of first k primes for some k.at n=39A020641
• Convolution of natural numbers >= 2 and Lucas numbers.at n=16A023549
• T(2n,n), T given by A026659.at n=8A026660
• T(n,[ n/2 ]), T given by A026659.at n=16A026665
• Number of partitions of n such that the least part occurs exactly twice.at n=50A096373
• Number of (n+1) X 2 binary arrays with every 2 X 2 subblock sum equal to some horizontal or vertical neighbor 2 X 2 subblock sum.at n=8A185489
• T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=36A185497
• T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock sum equal to exactly one or two horizontal and vertical neighbor 2X2 subblock sums.at n=36A188311
• Partial sums of A294629.at n=32A294630
• a(n) = n*(n + 1)*(16*n - 1)/6.at n=23A304659
• Indices of records in A307730.at n=44A348449