1,5

Composite information as a projection with the Composite distribution.

CompositeInformation[n]=1-PrimePi[n]+PrimePi[n-1]) set is from -> {0,1}

Table of n, a(n) for n=1..78.

digits=200 f[n_]=Floor[(n-PrimePi[n])/(2-PrimePi[n]+PrimePi[n-1])] a=Table[f[n], {n, 1, digits}]

Sequence in context: A122805 A103981 A029270 * A199133 A199246 A200649

Adjacent sequences: A090347 A090348 A090349 * A090351 A090352 A090353

nonn

Roger L. Bagula, Jan 29 2004

approved