A211345 a(n) is the largest n-digit number whose last k digits are divisible by the k-th prime for k = 1..n.

8, 96, 990, 9800, 99660, 881400, 9747630, 81377000, 904719030

Offset

1,1

Comments

There are 9 terms in the sequence and the 9-digit number 904719030 is the largest number to satisfy the requirements.

Links

Table of n, a(n) for n=1..9.

Example

There are five one-digit numbers divisible by first prime and the largest is 8 so a(1)=8.
For 2-digit numbers, the tens digit must make it divisible by 3, which gives 96 as the largest to satisfy the requirement, so a(2)=96.

Crossrefs

Cf. A079212.

Sequence in context: A066424 A276593 A099675 * A060458 A173834 A260627

Adjacent sequences: A211342 A211343 A211344 * A211346 A211347 A211348

Keyword

nonn,base,fini,full

Author

Shyam Sunder Gupta, Aug 07 2013

Status

approved