1,1

Using the mean value in A092802 count composites > mean below 10^n

At 10^1 there are 4 composites: 4+6+8+9=27. The rounded mean is 27\4=7. there are 2 composites over 7: 8 and 9, so a(1)=2.

Cf. A092802, A092853, A092854.

Sequence in context: A053788 A078976 A001569 this_sequence A100849 A120047 A139122

Adjacent sequences: A092850 A092851 A092852 this_sequence A092854 A092855 A092856

easy,more,nonn

Enoch Haga (Enokh(AT)comcast.net), Mar 07 2004