A294671 Decimal expansion of the sum of sqrt(2) and sqrt(5) with no positional regrouping.

3, 6, 4, 10, 2, 7, 10, 14, 13, 9, 7, 16, 12, 7, 17, 14, 6, 13, 14, 12, 0, 10, 7, 15, 11, 13, 8, 12, 9, 3, 10, 8, 16, 14, 2, 10, 13, 9, 10, 9, 12, 8, 9, 11, 12, 14, 9, 8, 7, 14, 6, 13, 7, 9, 7, 3, 14, 6, 14, 16, 16, 9, 7, 12, 13, 10, 0, 12, 5, 2, 13

Offset: 1

Author

Lyle Blosser, Nov 06 2017

Keywords

• base
• easy
• nonn

Comments

a(n) is the sum of A002193(n) and A002163(n) without "carrying" (regrouping) when sum is greater than 9.

Examples

			for n = 8: A002193(8) = 5, A002163(8) = 9 -> a(8) = 14.
		

Links

• G. C. Greubel, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A002193, A002163, A073212, A294670.

Programs

Mathematica

Total[RealDigits[#, 10, 120][[1]] & /@ {Sqrt@ 2, Sqrt@ 5}] (* Michael De Vlieger, Nov 13 2017 *)

Formula

a(n) = A002193(n) + A002163(n).