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A077527 Row sums of triangle in A077526. 2
1, 24, 339, 866, 1605, 2556, 3719, 5094, 6681, 83910, 92121, 126052, 266303, 427674, 610165, 813776, 1038507, 1284358, 1551329, 1837540, 2146652, 2246984, 4887236, 7498608, 10311000, 13324412, 16538844, 19954296, 23570768, 27385390 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..30.

PROG

(PARI) ispal(v) = {for(i=1, #v\2, if (v[i] != v[#v-i+1], return(0)); ); return(1); };

startwith(d, j) = {dj = digits(j); for (k = 1, #dj, if (d[k] != dj[k], return (0)); ); return (1); }

a(nn) = {for (i = 1, nn, j = i; nb = 0; rsum = 0; while (nb < i, d = digits(j); if (startwith(d, i) && ispal(d), nb++; rsum += j; ); j++; ); print1(rsum, ", "); ); } \\ Michel Marcus, Sep 14 2013

CROSSREFS

Cf. A077525, A077526.

Sequence in context: A125459 A258705 A264454 * A083766 A056634 A022748

Adjacent sequences:  A077524 A077525 A077526 * A077528 A077529 A077530

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Nov 08 2002

EXTENSIONS

More terms from Sascha Kurz, Jan 03 2003

Several terms starting from n=12 onwards corrected by Michel Marcus, Sep 14 2013

STATUS

approved

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Last modified January 17 22:33 EST 2022. Contains 350410 sequences. (Running on oeis4.)