2000 is not reckoned as a leap-year, nor was 1700 in Old Style; hence, between 1680 and 1708, as also between 1976 and 2004 there is the regular interval 28. ... 209 : 362 - 978121 326041 # 989 57.1 6084oo 18252o.1 78o I35 I 13623481 4541 161 3691 213 I 8473921 2542 1764. ... 1, 9, aamp;c., all obtained by the formula , a 7n = 47n-1 T Zn-2, Have an infinity of curious relations with the above series, anbsp;...

Title | : | New England Journal of Education |

Author | : | |

Publisher | : | - 1877 |

Continue