A369152 - OEIS

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A369152

Total number of digits in row n of Pascal's triangle.

1, 2, 3, 4, 5, 8, 10, 12, 14, 18, 25, 28, 31, 38, 44, 50, 57, 64, 69, 76, 88, 96, 102, 114, 125, 134, 142, 154, 166, 178, 191, 202, 215, 230, 244, 256, 268, 288, 303, 316, 334, 356, 372, 388, 411, 428, 447, 470, 490, 506, 529, 554, 573, 590, 618, 642, 660, 686

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Table of n, a(n) for n=0..57.

FORMULA

a(n) = 1 + n + Sum_{k=0..n} floor(log_10(C(n,k))).

a(n) = A055642(A003590(n)). - Michel Marcus, Jan 15 2024

MAPLE

a:= n-> length(cat(seq(binomial(n, k), k=0..n))):

seq(a(n), n=0..57); # Alois P. Heinz, Jan 15 2024

MATHEMATICA