A077691 a(n) = A076803(n)/n.

1, 5, 70, 1358, 8642, 90535, 301574268, 12345679, 97393690, 987654321, 83470146831028373729, 260092516563786, 55088570240085399905, 511536723657935856261, 2754140734658436214

Offset

1,2

Links

Table of n, a(n) for n=1..15.

Prog

(PARI) {len10(m) = ceil(log(m+1)/log(10))} {reverse(n) = m=0; while(n, m=m*10+(n%10); n\=10); return(m)} {a(n) = local(m); for(s=0, 10^6, m=0; for(i=0, n-1, m=m*10^len10(s+i)+s+i); m=reverse(m); if(s==0, m*=10); if(m%n==0, return(m )); if(n%10==0, return(0)))} (Alekseyev)

Crossrefs

Sequence in context: A142588 A246154 A151471 * A277301 A014231 A203528

Adjacent sequences: A077688 A077689 A077690 * A077692 A077693 A077694

Keyword

base,nonn

Author

Amarnath Murthy, Nov 16 2002

Extensions

More terms from Max Alekseyev, Feb 15 2005

Status

approved