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A158983
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Coefficients of polynomials P(n,x):=2+P(n-1,x)^2, where P(0,x)=x+2.
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6
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1, 2, 1, 4, 6, 1, 8, 28, 48, 38, 1, 16, 120, 544, 1628, 3296, 4432, 3648, 1446, 1, 32, 496, 4928, 35064, 189248, 800992, 2711424, 7419740, 16475584, 29610272, 42666880, 48398416, 41867904, 26125248, 10550016, 2090918, 1, 64, 2016, 41600, 631536
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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REFERENCES
| Clark Kimberling, Polynomials defined by a second-order recurrence, interlacing zeros, and Gray codes, The Fibonacci Quarterly 48 (2010) 209-218.
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EXAMPLE
| Row 1: 1 2 (from x+2)
Row 2: 1 4 6 (from x^2+4x+6)
Row 3: 1 8 28 48 38
Row 4: 1 16 120 544 1628 3296 4432 3648 1446
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CROSSREFS
| A158982, A158984, A158985, A158986.
Sequence in context: A114192 A114656 A075497 * A185947 A079474 A091543
Adjacent sequences: A158980 A158981 A158982 * A158984 A158985 A158986
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KEYWORD
| nonn,tabl
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AUTHOR
| Clark Kimberling (ck6(AT)evansville.edu), Apr 02 2009
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