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A079811 Sum of numbers read upward at a 45-degree angle in A079809. 1

%I #9 Jan 18 2024 18:13:38

%S 1,2,2,6,7,10,10,18,19,24,24,36,37,44,44,60,61,70,70,90,91,102,102,

%T 126,127,140,140,168,169,184,184,216,217,234,234,270,271,290,290,330,

%U 331,352,352,396,397,420,420,468,469,494,494,546,547,574,574,630,631

%N Sum of numbers read upward at a 45-degree angle in A079809.

%H <a href="/index/Rec#order_09">Index entries for linear recurrences with constant coefficients</a>, signature (1,0,0,2,-2,0,0,-1,1).

%Y Cf. A079808, A092542.

%Y The two bisections are A309805 and twice A211538 (with leading zeros dropped).

%K easy,nonn

%O 1,2

%A _Amarnath Murthy_, Feb 10 2003

%E Terms a(8) and beyond from _Andrey Zabolotskiy_, Jan 18 2024

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Last modified March 29 09:59 EDT 2024. Contains 371268 sequences. (Running on oeis4.)