A247149 In decimal representation: digits of concatenation of A247143.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 0, 2, 0, 1, 2, 3, 0, 1, 1, 2, 1, 1, 3, 4, 0, 1, 4, 1, 5, 2, 2, 1, 6, 1, 7, 2, 3, 2, 4, 5, 0, 1, 8, 3, 4, 1, 9, 2, 5, 2, 6, 2, 7, 3, 1, 3, 6, 4, 1, 3, 7, 2, 8, 3, 2, 2, 9, 4, 2, 3, 5, 6, 0, 5, 1, 3, 8, 3, 3, 4, 3, 6, 1, 3, 9

Offset

0,3

Comments

a(n) is contained in A247143(n), by definition of A247143;

a(A250402(n)) = 0; a(A250403(n)) = 1.

Links

Reinhard Zumkeller, Table of n, a(n) for n = 0..10000

Éric Angelini, The a(n)th digit of S is present in a(n), SeqFan list, Nov 20 2014.

Example

a(1) = 1 is contained in A247143(1) = 1;
a(10) = 1 is contained in A247143(10) = 10;
A(100) = 7 is contained in A247143(100) = 78;
a(1000) = 5 is contained in A247143(1000) = 885;
a(10000) = 5 is contained in A247143(10000) = 9656;
a(100000) = 2 is contained in A247143(100000) = 101207;
a(1000000) = 1 is contained in A247143(1000000) = 1000061.

Prog

(Haskell)
import Data.Char (digitToInt)
a247149 n = a247149_list !! n
a247149_list = map digitToInt $ concatMap show a247143_list

Crossrefs

Cf. A247143, A250402, A250403.

Sequence in context: A040997 A256851 A353906 * A330350 A222210 A346511

Adjacent sequences: A247146 A247147 A247148 * A247150 A247151 A247152

Keyword

nonn,base

Author

Reinhard Zumkeller, Nov 21 2014

Status

approved