162643

Appears in sequences

• Sum along upward diagonal of Pascal triangle to center.at n=26A010752
• Sum along upward diagonal of Pascal triangle up to (but not including) center.at n=26A010753
• T(n,0) + T(n,1) + ... + T(n,n), T given by A026670.at n=16A026677
• a(n) = T(n,0) + T(n,1) + ... + T(n,[ n/2 ]), T given by A026670.at n=17A026678
• a(n) = Sum_{k=0..floor(n/2)} T(n,k), T given by A026725.at n=17A026733
• T(n,n-5), array T as in A038730.at n=8A038734
• Convolution of (shifted) A026671 with A000984 (central binomial coefficients of even order).at n=9A054441
• a(n) = denominator of b(n): b(n) = the maximum possible value for a continued fraction whose terms are a permutation of the terms of the simple continued fraction for H(n) = sum{k=1 to n} 1/k, the n-th harmonic number.at n=15A129083