A138102 The number 2*k^2 repeated 2*k^2 times, k=1 to 4.

2, 2, 8, 8, 8, 8, 8, 8, 8, 8, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32

Offset

1,1

Comments

Vaguely related to the number of elements in the Janet table A138102.

Essentially the same as A137575.

a(n)= (A138101=3,4,13,14,15,16,17,) - (A138100=1,2,5,6,7,8,9,) . [From Paul Curtz, Oct 11 2009]

Links

Table of n, a(n) for n=1..60.

Albert Tarantola, PSE of Elements (Janet form).

Anonymous, Janet periodic table, Web Elements Chemistry Nexus

Crossrefs

Cf. A138101, A137325, A137583, A166071, A001105.

Sequence in context: A334574 A260825 A330763 * A187791 A372260 A245235

Adjacent sequences: A138099 A138100 A138101 * A138103 A138104 A138105

Keyword

nonn,less,fini,full

Author

Paul Curtz, May 03 2008

Extensions

Edited by R. J. Mathar, Oct 07 2009

Status

approved