2,1

H. Q. Nguyen, L. R. Varshney and V. K. Goyal, Concentric Permutation Source Codes, arXiv:0909.0704v2 [cs.IT] 19 Sep 2009.

Cf. A070289, which is the number of distinct rate points of an ordinary permutation source code, A165729, and A165730.

Sequence in context: A149588 A137959 A001552 this_sequence A149589 A110614 A149590

Adjacent sequences: A165728 A165729 A165730 this_sequence A165732 A165733 A165734

easy,nonn

Vivek Goyal (vgoyal(AT)mit.edu), Sep 25 2009