A119566 Periodic table of elements associated with the Look-and-Say sequence A005150.

22, 13112221133211322112211213322112, 312211322212221121123222112, 111312211312113221133211322112211213322112, 1321132122211322212221121123222112, 3113112211322112211213322112

Offset

1,1

Comments

See A005150 for further comments, links and references.

References

J. H. Conway, The weird and wonderful chemistry of audioactive decay, Eureka 46 (1986) 5-16.

J. H. Conway, The weird and wonderful chemistry of audioactive decay, in T. M. Cover and Gopinath, eds., Open Problems in Communication and Computation, Springer, NY 1987, pp. 173-188.

Links

Henry Bottomley, Table of n, a(n) for n = 1..92 (with a(41) corrected by Shashank Bhatt).

Henry Bottomley, Evolution of Conway's 92 Look and Say audioactive elements

Crossrefs

Cf. A005150, A213979 (in lexicographic order), A215403 (transuranic isotopes).

Sequence in context: A056667 A123665 A180729 * A143196 A092993 A238331

Adjacent sequences: A119563 A119564 A119565 * A119567 A119568 A119569

Keyword

nonn,fini,full,base

Author

N. J. A. Sloane, May 31 2006

Status

approved