A343837 Describe all the previous terms (previous terms are described one by one in succession; method - digit-indication followed by frequency, initial term is 1).

1, 11, 1112, 11121321, 11121321132111312111, 1112132113211131211113211131211231211331112113

Offset

1,2

Comments

The next term is too large to include.

Links

Table of n, a(n) for n=1..6.

Eric Weisstein's World of Mathematics, Look and Say Sequence

Example

a(4) is obtained by saying "1 once; 1 twice; 1 thrice, 2 once", which gives 11121321.

Crossrefs

Cf. A005150, A007651, A045981, A045982, A060857, A343838.

Sequence in context: A260077 A068053 A136308 * A303067 A075600 A078568

Adjacent sequences: A343834 A343835 A343836 * A343838 A343839 A343840

Keyword

nonn,base,easy

Author

Ilya Gutkovskiy, May 01 2021

Status

approved