id:A159328 - OEIS Search Results

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Transform of 1 by the T_{1,1} transformation (see link)

+0
5

2, 4, 10, 24, 56, 130, 302, 702, 1632, 3794, 8820, 20504, 47666, 110810, 257602, 598852, 1392162, 3236384, 7523680, 17490434, 40660326, 94523790, 219741152, 510836202, 1187550092, 2760719024, 6417893090, 14919791314, 34684306786 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`Richard Choulet Curtz-like transformation`
	FORMULA	`O.g.f f(z)=((1-z)^2/(1-3z+2z^2-z^3))1+(z/(1-3z+2z^2-z^3))+((1-z+z^2)/(1-3z+2z^2-z^3)) a(0), a(1)=4, a(2)=10 and for n>=0 a(n+3)=3a(n+2)-2*a(n+1)+a(n)`
	CROSSREFS	`A034943` `Sequence in context: A132732 A095214 A002525 this_sequence A052912 A024740 A025275` `Adjacent sequences: A159325 A159326 A159327 this_sequence A159329 A159330 A159331`
	KEYWORD	`easy,nonn`
	AUTHOR	`Richard Choulet (richardchoulet(AT)yahoo.fr), Apr 10 2009`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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