A255766 Partial sums of A255745.

1, 12, 23, 133, 144, 254, 364, 1464, 1475, 1585, 1695, 2795, 2905, 4005, 5105, 16105, 16116, 16226, 16336, 17436, 17546, 18646, 19746, 30746, 30856, 31956, 33056, 44056, 45156, 56156, 67156, 177156, 177167, 177277, 177387, 178487, 178597, 179697, 180797, 191797

Offset

1,2

Comments

Also, this is a row of the square array A255741.

Links

Table of n, a(n) for n=1..40.

Prog

(PARI) a(n) = sum(k=1, n, if (k==1, 1, 11*10^(hammingweight(k-1)-1)));

Crossrefs

Cf. A005408, A151788, A147562, A151790, A151781, A151792, A151793, A255740, A255741, A255745, A255764, A255765.

Sequence in context: A207539 A083683 A294139 * A333933 A015447 A072822

Adjacent sequences: A255763 A255764 A255765 * A255767 A255768 A255769

Keyword

nonn

Author

Omar E. Pol, Mar 05 2015

Extensions

More terms from Michel Marcus, Mar 19 2015

Status

approved