1523117domain: NPropertiesPrimalityPrimeyesAppears in sequencesSum along upward diagonal of Pascal triangle from (but not including) center.at n=36A010756a(n) = T(n, 2*n-10), T given by A027926.at n=18A027933a(n) = Sum_{i=0..n} Fibonacci(i+1)*binomial(2*n-i+2, n+2).at n=10A278472Prime numbersat n=115794